TY - JOUR AU - Jayakumar Ramanathan TI - Minimal hypersurfaces in S4 with vanishing Gauss-Kronecker curvature. JO - Mathematische Zeitschrift PY - 1990 SP - 645 EP - 658 VL - 205 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MZ_1990__205_3_174201/ ID - MZ_1990__205_3_174201 ER -